[day-05] test imc logic

This commit is contained in:
Joao P Dubas 2021-06-26 19:07:51 +00:00
parent da77d81200
commit 7f886a7fd0

31
test/wabanex/imc_test.exs Normal file
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defmodule Wabanex.IMCTest do
use ExUnit.Case, async: true
alias Wabanex.IMC
describe "calculate/1" do
test "when the file exists returns calculated values" do
params = %{"filename" => "students.csv"}
imc = IMC.calculate(params)
expected_imc = %{
"Americo" => 24.508945765204302,
"Ana" => 21.30394857667585,
"Claudio" => 30.42184964845863,
"João" => 31.88775510204082,
"Luiz" => 27.777777777777775
}
assert {:ok, expected_imc} == imc
end
test "when the file is unavailable returns an error" do
params = %{"filename" => "unavailable.csv"}
imc = IMC.calculate(params)
assert {:error, "Error while opening the file"} == imc
end
end
end